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5 gen 1820 anni - Arithnometer

Descrizione:

Charles Xavier Thomas de Colmar inventó una calculadora que podía llevar a cabo las cuatro operaciones matemáticas básicas (sumar, restar, dividir y multiplicar).

Aggiunto al nastro di tempo:

ANTECEDENTES DE LOS ORDENADORES HASTA AHORA

ByJose Carlos
26 nov 2018
0
0
781

Data:

5 gen 1820 anni
Adesso
~ 205 years ago

Immagini:

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